GeForce GTX 560M SLI vs RadeonT 660M
GeForce GTX 560M SLI
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RadeonT 660M
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Performance Spectrum - GPU
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (G3D Mark) per dollar. Components placed above yours deliver better value for money. The GeForce GTX 560M SLI is positioned at rank 163 and the RadeonT 660M is on rank 226, so the GeForce GTX 560M SLI offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar GeForce GTX 560M SLI
Performance Per Dollar RadeonT 660M
Performance Comparison
About G3D Mark🏆 Chipversus Verdict
⚠️ Generational Difference
The RadeonT 660M is significantly newer (2023 vs 2011). The RadeonT 660M likely supports modern features like Ray Tracing, Tensor Cores, and DLSS/FSR upscaling, which act as force multipliers for performance. The GeForce GTX 560M SLI lacks this hardware feature set, limiting its longevity in modern titles despite any raw power similarities.
🚀 Performance Leadership
The GeForce GTX 560M SLI is the superior choice for raw performance. It leads with a 2.4% higher G3D Mark score. This advantage makes it significantly better for higher resolutions (1440p/4K) and graphic-intensive titles compared to the RadeonT 660M.
| Insight | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| Performance | ✅Leading raw performance (+2.4%) | ❌Lower raw frame rates (-2.4%) |
| Longevity | 🛑Obsolete Architecture (2011 / Fermi (2010−2014)) | RDNA 2.0 (2020−2025) (6nm) |
| Ecosystem | Supports FSR Upscaling | Supports FSR Upscaling |
| VRAM | ❌ Less VRAM capacity | ✅ More VRAM (+0%) |
| Efficiency | ⚡ Higher Power Consumption | 💡 Excellent Perf/Watt |
| Case Fit | — | — |
💎 Value Proposition
While current pricing data is unavailable, the GeForce GTX 560M SLI remains the clear technical winner. Check real-time availability to determine if the performance gap justifies the market price.
Performance Check
Real-world benchmarks and performance projections based on comprehensive hardware analysis and comparative metrics. Values represent expected performance on High/Ultra settings at 1080p, 1440p, and 4K. Modeled using a Ryzen 7 7800X3D reference profile to minimize specific CPU bottlenecks.
Note: Performance behavior can vary per game. Specific architectures may perform better or worse depending on game engine optimizations and API implementation.
Technical Specifications
Side-by-side comparison of GeForce GTX 560M SLI and RadeonT 660M
GeForce GTX 560M SLI
The GeForce GTX 560M SLI is manufactured by NVIDIA. It was released in January 6 2011. It features the Fermi architecture. The core clock speed is 775 MHz. It has 384 shading units. The thermal design power (TDP) is 100W. Manufactured using 40 nm process technology. G3D Mark benchmark score: 2,274 points.
RadeonT 660M
The RadeonT 660M is manufactured by AMD. It was released in January 3 2023. It features the RDNA 2.0 architecture. The core clock ranges from 1500 MHz to 1900 MHz. It has 384 shading units. The thermal design power (TDP) is 40W. Manufactured using 6 nm process technology. It features 6 dedicated ray tracing cores for enhanced lighting effects. G3D Mark benchmark score: 2,221 points.
Graphics Performance
The GeForce GTX 560M SLI scores 2,274 and the RadeonT 660M reaches 2,221 in the G3D Mark benchmark — just a 2.4% difference, making them near-identical in rasterization performance. The GeForce GTX 560M SLI is built on Fermi while the RadeonT 660M uses RDNA 2.0, both on 40 nm vs 6 nm. Shader units: 384 (GeForce GTX 560M SLI) vs 384 (RadeonT 660M).
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| G3D Mark Score | 2,274+2% | 2,221 |
| Architecture | Fermi | RDNA 2.0 |
| Process Node | 40 nm | 6 nm |
| Shading Units | 384 | 384 |
Advanced Features (DLSS/FSR)
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| Upscaling Tech | FSR 2.1 (Compatible) | FSR 1.0 (Software) |
| Frame Generation | FSR 3 (Compatible) | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | Standard | AMD Anti-Lag |
Video Memory (VRAM)
Both cards feature 2 GB of GDDR5. Bus width: 128-bit vs 64-bit.
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| VRAM Capacity | 2 GB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Bus Width | 128-bit+100% | 64-bit |
Display & API Support
DirectX support: 12 (11_0) (GeForce GTX 560M SLI) vs 12 (12_2) (RadeonT 660M). Vulkan: 1.2 vs 1.3. OpenGL: 4.0 vs 4.6. Maximum simultaneous displays: 2 vs 3.
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| DirectX | 12 (11_0) | 12 (12_2) |
| Vulkan | 1.2 | 1.3+8% |
| OpenGL | 4.0 | 4.6+15% |
| Max Displays | 2 | 3+50% |
Media & Encoding
Hardware encoder: PureVideo HD VP4 (GeForce GTX 560M SLI) vs VCN 3.0 (RadeonT 660M). Decoder: PureVideo HD VP4 vs VCN 3.0. Supported codecs: H.264,VC-1,MPEG-2,MPEG-4 ASP (GeForce GTX 560M SLI) vs H.264,H.265,VP9,AV1,JPEG (RadeonT 660M).
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| Encoder | PureVideo HD VP4 | VCN 3.0 |
| Decoder | PureVideo HD VP4 | VCN 3.0 |
| Codecs | H.264,VC-1,MPEG-2,MPEG-4 ASP | H.264,H.265,VP9,AV1,JPEG |
Power & Dimensions
The GeForce GTX 560M SLI draws 100W versus the RadeonT 660M's 40W — a 85.7% difference. The RadeonT 660M is more power-efficient. Recommended PSU: 350W (GeForce GTX 560M SLI) vs 350W (RadeonT 660M). Power connectors: 1x 6-pin vs PCIe-powered.
| Feature | GeForce GTX 560M SLI | RadeonT 660M |
|---|---|---|
| TDP | 100W | 40W-60% |
| Recommended PSU | 350W | 350W |
| Power Connector | 1x 6-pin | PCIe-powered |
| Slots | 0 | — |
| Temp (Load) | 90°C | — |
| Perf/Watt | 22.7 | 55.5+144% |
Top Performing GPUs
The most powerful gpus ranked by G3D Mark benchmark scores.
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